The Preble County Room is working on a digital project called the Genealogical & Historical Records of Preble County, Ohio, which will involve indexing and scanning county records. Currently the database includes both an index and scanned image reproductions of Preble County Marriage Records and Obituaries.

Located in Philadelphia, Pennsylvania. The Presbyterian Historical Society's collections include archival records, published materials, and artifacts documenting the history of the Presbyterian and Reformed tradition in America. Includes a searchable online catalog.